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Finding the Fourth Proportional to 162,430.83, 243,482.62 and 67,713.41

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Solution

The fourth proportional to 162,430.83, 243,482.62 and 67,713.41 is: 101,501.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,430.83 : 243,482.62 = 67,713.41 : x
  2. Step 2: Convert to fraction form
    162,430.83/243,482.62 = 67,713.41/x
  3. Step 3: Cross multiply
    162,430.83x = 243,482.62 × 67,713.41
  4. Step 4: Simplify right side
    162,430.83x = 16,487,038,475.93
  5. Step 5: Solve for x
    x = 16,487,038,475.93/162,430.83
  6. Step 6: Final answer
    x = 101,501.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.